Orders Officials to Prepare for Shutdown of Russian Gas Supplies

MOSCOW—Ukrainian Prime Minister Arseniy Yatsenyuk said Friday that Moscow has wrecked talks on natural gas supplies and ordered officials to prepare the country for a shutdown of gas deliveries from Russia from Monday.

Ukraine's gas monopoly Naftogaz said earlier Friday that it is ready to repay $1.9 billion in outstanding debt to Russia for gas deliveries if Moscow and Kiev agree on an interim gas price of $326 per 1,000 cubic...